The story
- Italian · borrowed fromfirma“signature”
- Old English · inherited fromgelang“fraudulent”
- English todaylong firm
* Perhaps from the idea that such a firm (company) would claim to have been established for a long time. * Perhaps from Old English gelang (“fraudulent”) and Italian firma (“signature”).
Words from the same roots
Italianfirma all →
firm
Etymology from Wiktionary, CC BY-SA 4.0.